Gemstone



FIG. 1 is a top plan view of a gemstone showing a first embodiment of my new design;

FIG. 2 is a front elevational view thereof, the opposite side being a mirror image;

FIG. 3 is a right side elevational view thereof, the opposite side being a mirror image;

FiG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is a top plan view of a gemstone showing a second embodiment of my new design;

FIG. 7 is a front elevational view thereof, the opposite side being a mirror image;

FIG. 8 is a right side elevational view thereof, the opposite side being a mirror image;

FIG. 9 is a bottom plan view thereof; and,

FIG. 10 is a perspective view thereof. 

The ornamental design for a gemstone, as shown. 